Guest Stars Flora Spencer-Longhurst as Emily Belcombe Emily Beecham as Lucy Belcombe Faye McKeever as Hannah Whelan Tony Pitts as Adam Boothroyd Sophie Downham as Katie Slater (Aged 6) Jason Furnival as Sgt. Colin Whelan Sebastian Shaw as PC Andrew Higginbottom Liz Hume-Dawson as Lindsay Metcalfe